hemorrhage of lower digestive tract

• 下消化道出血

hemorrhage of lower digestive tract的用法和样例：

例句

1. Lower G-I bleeding after an appendectomy is a rare complication.
   摘要阑尾切除手术后发生下消化道出血，是相当罕见的手术并发症。
2. Angiodysplasia of the colon is an important cause of lower GI bleeding.With increase popularity of the colonoscopic examination, more of this hind vascular lesion was detected.
   摘要大肠血管形成异常是下消化道出血的一个重要原因，在大肠镜检查日益普及的今天，愈来愈多这类血管病变发现。